- For SQL
Exceptions may be thrown in SqlClient during prelogin handshake processing or during MARS communication when a received TDS packet's size is smaller than expected. Prelogin handshake errors will manifest as an OverflowException, and MARS errors will manifest as a generic "Physical connection is not usable" SqlException.
For Windows Server 2012
This update is available by manual download only.
To get the stand-alone package for this update, go to the Microsoft Update Catalog website.
To apply this update, you must have the .NET Framework 3.5 installed.
You have to restart the computer after you apply this update if any affected files are being used. We recommend that you close all .NET Framework-based applications before you apply this update.
This article applies to the following:
- Microsoft .NET Framework 3.5 when used with:
- Windows Server 2012
Article ID: 3217124 - Last Review: 8 May 2017 - Revision: 6